n-(2-Methylbut-3-yn-2-yl)methanesulfonamide CAS 1279876-13-9
| CAS No. | 1279876-13-9 |
| Molecular Formula | C6H11NO2S |
| Molecular Weight | 161.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of n-(2-Methylbut-3-yn-2-yl)methanesulfonamide is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
n-(2-Methylbut-3-yn-2-yl)methanesulfonamide (CAS 1279876-13-9) is a high-purity analytical reference standard with the molecular formula C6H11NO2S and a molecular weight of 161.22 g/mol.
Structurally, n-(2-Methylbut-3-yn-2-yl)methanesulfonamide (C6H11NO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 161.22 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), n-(2-Methylbut-3-yn-2-yl)methanesulfonamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H11NO2S |
| Molecular Weight | 161.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related n Standards
- 2-(3-Methylbut-2-en-1-yl)aniline (CAS 27125-61-7)
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- 1-Methyl-2-(3-methylbut-3-en-1-yl)benzene (CAS 731772-15-9)
- 1-Methyl-4-(3-methylbut-3-en-1-yl)benzene (CAS 56818-01-0)
- [(2-methylbut-3-yn-2-yl)sulfamoyl]amine (CAS 1566709-32-7)
- 2-(3-Methylbut-2-en-1-yl)phenol (CAS 1128-92-3)
- 4-(3-Methylbut-2-en-1-yl)phenol (CAS 1200-09-5)
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Recommended Standards
- 127287-00-7 ethyl (ethylthio)iminoacetate (CAS 127287-00-7)
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- N-Cyclopropylcyclopropanesulfonamide (CAS 1235100-04-5)
- 6-Amino-2-thiaspiro[3.3]heptane 2,2-Dioxide (CAS 1363381-29-6)
- methyl 7-chloro-1H-indole-5-carboxylate (CAS 256936-02-4)
- 2-(1-nitroso-1H-indol-3-yl)acetic acid (CAS 140843-80-7)
- 3-[(2-Bromo-4-isopropylphenoxy)methyl]piperidinehydrochloride (CAS 1219972-63-0)
- 5-(4-Methoxybenzyl)-1H-pyrrole-2-carboxylic acid (CAS 1706455-61-9)
- (2-Methylphenyl)hydrazine Monohydrochloride (CAS 635-26-7)
- (5-Aminopyridin-2-yl)dimethylphosphine oxide (CAS 2411314-70-8)
- Benzyl ((1-(2-chloroacetyl)piperidin-3-yl)methyl)(methyl)carbamate (CAS 1353968-30-5)
- (R)-1-cyclohexyl-2-methylpiperazine (CAS 1134675-36-7)
- 2-(3-(m-Tolyl)-1,2,4-oxadiazol-5-yl)acetonitrile (CAS 937632-64-9)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
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